#include <iostream>
#include <vector>
#include <algorithm>
#include <numeric>
using namespace std;

int main()
{
        int n, m;
        cin >> n >> m;
        vector<int> eat(n + 1, 0);
        vector<int> com(n + 1, 0);
        iota(eat.begin(), eat.end(), 0);

}